// Set URL to save file to disk
if let speechFileURL = NSURL(string: speechFilePath) {
    speechSynth.startSpeakingString(spokenText, toURL: speechFileURL)  // Speak to file
}
else {
    dialogAlert("Invalid File: ", text: speechFileName)
}

while(NSSpeechSynthesizer.isAnyApplicationSpeaking() == true) {
    if self.gUserClickedStop {
        speechSynth.stopSpeaking()
        self.gIsSpeaking = false
        break
    }
}

dispatch_async(dispatch_get_global_queue(QOS_CLASS_USER_INITIATED, 0)) { [unowned self] in
    self.parseTheScript()
}